// 云函数入口文件
const cloud = require('wx-server-sdk')

cloud.init()
const db = cloud.database()

// 云函数入口函数
exports.main = async(event, context) => {
  const wxContext = cloud.getWXContext()

  console.log(event.userInfo.openId)
  return await db.collection('class').field({
    _id: true,
    name: true,
    desc: true,
    no: true
  }).where({
    userId: event.userInfo.openId
  }).get()
}